Why do carbon compounds not conduct electricity?

Write true or false for the following statement:
Esters are most commonly formed by the reaction of an aldehyde with ketones.

An atom of an element contains six electrons in its valence shell. This element is the second major component of air. It exists as a diatomic molecule.
$(i)$ Identify the element.
$(ii)$ Show the bond formed between two atoms of this element.
$(iii)$ Write the nature of the bond between the two atoms.

Identify the functional group present in Pentanone.

What is the molecular formula of sodium ethanoate?

$A$ salt $X$ is formed and a gas is evolved when ethanoic acid reacts with sodium hydrogencarbonate. Name the salt $X$ and the gas evolved. Describe an activity and draw the diagram of the apparatus to prove that the evolved gas is the one which you have named. Also,write the chemical equation of the reaction involved.